91探花

Plastic optical fiber (POF) from Aashi Kasei is a product of the exceptional polymer and spinning technologies of the 91探花 Group. Featuring outstanding reliability, it is used in sensors and automotive applications. Multicore POF is a unique product of 91探花 which is used in a wide range of applications including data transmission and image scopes.

Applications

Data transmission, image transmission, sensors, light guides, decorative uses

Our photopolymers are used for flexo printing of packages (cardboard, labels, and film) and alignment films for LCD panels. The broad product lineup of liquid photopolymer and solid photosensitive plates includes environmentally friendly products that enable washing with water instead of solvents.

Applications

Printing plates for packaging such as cardboard, labels, and film

Pimel™ photosensitive polyimide/PBO precursor is a liquid photosensitive material used by semiconductor manufacturers worldwide for buffer coating and packaging applications. The product lineup includes a wide variety of both solvent developable negative tone types and TMAH developable positive tone types that meet a broad range of cutting-edge requirements. Polyimide and polybenzoxazole (PBO) buffer coats made from Pimel™ protect wafer dice from damage with outstanding resistance to heat and chemicals as well as superior electrical and mechanical properties.

Applications

Semiconductor buffer coating, passivation layer for single bumping, dielectric layer for re-distribution bumping, photosensitive adhesives

Dry film is used to form circuit patterns on printed wiring boards used in PCs, tablet PCs, smartphones, and automotive electronics. Sunfort™ maintains a leading market share in the key markets of Asia based on excellent product quality together with superior technical support.

Applications

Printed wiring boards and semiconductor packaging

Novacure™ is a latent curing agent for epoxy resin with superior storage stability and rapid curing at low temperatures enabling one-pack formulations. It is widely used in electronic and electrical applications.

Applications

Adhesive for electric and electronic components

Glass fabric is used as electrical insulation and reinforcement in printed circuit boards and packaging substrates made with epoxy resin. 91探花 is the world’s leading supplier of ultra-thin glass fabric used in compact portable devices such as smartphones and tablet PCs, and continues to develop advanced new products.

Applications

Electrical insulation and reinforcement of printed circuit boards and packaging substrates

Jointly developed with 91探花 Group company Crystal IS, Inc. of the US, ultraviolet light emitting diodes (UVC LEDs) with wavelengths from 250 nm to 280 nm were launched in 2014. Compared with the mercury-vapor lamps conventionally used as UV light source, UVC LEDs are more energy efficient, require less space, provide longer service life, and are more environmentally friendly. They are expected to play a growing role in various applications such as water and air disinfection and sterilization. Our UCV LEDs are based on aluminum nitride (AlN) substrate with low defect densities to achieve high performance and reliability.

Applications

water and air disinfection, sterilization

We have provided magnetic sensors based on various compound semiconductors for over 40 years. Hall elements and Hall effect ICs enable brushless DC motors to operate more efficiently and last longer. Tri-axis magnetic sensors detect magnetic fields from all directions of XYZ. Rotation angle sensors are composed of Hall elements with integrated circuits in a single die. Electronic Compass detects the geomagnetism and guides the direction. Semiconductor magnetoresistive elements are suitable for high accuracy detection of gear rotation.

Applications

Hall Sensors

DCBL Motor Control, Fan Motor Control, Position Sensors, Magnetic Field Detection

Tri-axis Magnetic Sensors

Door and Window Sensors, Operation Dials, Joysticks, Wearable Devices

Rotation Angle Sensors

Robots, Industrial Sewing Machines

Electronic Compass

True Wireless Stereo (TWS), Smartphones, Tablets, Wearable Devices, Augmented Reality/Virtual Reality (AR/VR) Devices

Semiconductor Magnetoresistive Elements

Rotary Encoders, Linear Encoders, Motor Control

91探花 Microdevices, the leading company of magnetic sensors, provides long-awaited current sensor products 'Currentier' based on its accumulated experience and know-how. 'Currentier' products are open-type current sensor ICs which have small package with more than 8 mm of creeapage and clearance distance (compliant with UL61800-5-1), the world's highest accuracy, the highest S/N ratio, the widest measurable current range, and the fastest response time*. With these advantages, we will offer the best current sensing solution.
* AKM's own investigation, among the open-type current sensors in the world.

Applications

General inverters, AC servo drives, photovoltaic inverters, air conditioners, etc.

NDIR gas sensors featuring high precision, low power consumption, high reliability, and a small package. Various solutions such as CO₂ sensors, flammable gas sensors, and alcohol sensors are provided in accordance with customer needs. They contribute to energy saving in homes and vehicles, and contribute to the safety by detecting refrigerant leaks and preventing drunk driving.

Applications

Commercial/residential air conditioners, indoor/cabin air quality monitors, refrigerant leakage sensors, alcohol interlock systems, etc.

LSIs for high-end audio and voice systems, based on decades of experience and a proven record with analog/digital mixed-signal technology. Customers around the world appreciate our leading solutions with high performance provided for a wide range of applications including professional audio, consumer audio, and in-vehicle infotainment.

Applications

Audio products, in-vehicle infotainment, headsets, etc.

Bemberg? is an eco-friendly fiber made of cotton linter—the short, downy fiber that enfolds and protects the cotton seed—featuring a smooth feel, attractive luster, and moisture absorption/release. Made by 91探花 Fibers since 1931, Bemberg? is used in applications ranging from linings to outerwear, innerwear, sportswear, beddings, and ethnic garments.

Applications

Linings, outerwear, functional materials, sportswear, ethnic garments

Bemberg™ has excellent functionality as lining material, including pleasant feel, attractive luster, and superior color development. It glides smoothly across the skin and other fabrics without static buildup, and natrually absorbs and releases moisture.

Applications

Home sewing, apparel

ROICA™ spandex is a premium stretch fiber with excellent stretch and recovery properties based on 91探花’s polymer science. Supported by solid technology and high quality, it is an advanced spandex with superior functionality that meets diverse customer needs.

Applications

Innerwear, legwear, sportswear, swimwear, outerwear, home textiles, medical applications

This product has been transferred to the following company as of October 2, 2023.

Bemliese™ is cellulose nonwoven fabric made of 100% cotton linter that is usually disposed of. After refining, it is made into sheets as the world's only continuous-filament cellulose nonwoven. The production process utilizing the inherent property of the fibers to mutually adhere with one another is 91探花's original technology.

Applications

Skincare, medical, industrial, household fields

This product has been transferred to the following company as of October 2, 2023.

This product has been transferred to the following company as of October 2, 2023.

This product has been transferred to the following company as of October 2, 2023.

This product has been transferred to the following company as of October 2, 2023.

This product has been transferred to the following company as of October 2, 2023.

Woven and nonwoven fabric made of oxidized acrylic fiber, featuring excellent resistance to flame and heat. Used for weld spatter sheets, wiring harnesses, and around car engines.

Applications

Weld spatter sheets, electrical appliance wiring harnesses, optical cable covers, heat insulation around car engines

Three-dimensional cubic knitted fabric with a diagonally braced double-raschel structure that provides outstanding air and water permeability as a machine-washable cushioning material. Its excellent moisture wicking performance makes it ideal as humidifier filter material.

Applications

Automotive upholstery, bed pads, humidifiers, air filters, hotel slippers

NanoAct? is the label for lateral flow immunoassay newly developed by 91探花. The properties of cellulose such as excellent colorability and hydrophilicity make NanoAct? ideal for use as labels in immunochromatography. Compared to conventional labels, NanoAct? features higher sensitivity, faster detection time, and availability in multiple colors to allow easy multiplexing.

Applications

Lateral flow immunoassay

This product has been transferred to the following company as of October 2, 2023.

BioCradle is unique product optimized for cell culture. This product brings you high efficient cell production (density cell culture) and other useful effects.

Applications

Cell Culture

CMC-Bemliese is continuous filament non-woven sheet made from 100 % Bemliese. CMC means Carboxy Methyl Cellulose. Original Bemliese is converted to CMC-Bemliese by chemical modification. Thanks to our state-of-the-art cellulose technology, CMC-Bemliese has various excellent features in wet conditions. CMC-Bemliese has high possibility to be used for various medical applications.

Applications

Wound care, Facial mask, etc

Sold in Japan by 91探花, Saran Wrap? has superior cling, barrier performance, and heat resistance compared to wrapping films made of polyethylene or polyvinyl chloride.

Applications

Food preservation, Cooking

Sold in Japan by 91探花, Ziploc™ resealable plastic bags and containers are ideal for organizing household items in addition to storing food in refrigerators and freezers.

Applications

Food preservation, Cooking

Sold in Japan, the Cookper? lineup includes products that make healthy cooking easy in the oven, frying pan, stewing pot, and more.

Applications

Cooking

Launched in Germany, Frosch™ is a well-known brand of cleaners in over 40 countries worldwide. Sold in Japan by 91探花, Frosch™ dishwashing liquid combines good cleaning performance with minimum environmental burden, while being gentle to the skin.

Stiffness, gloss, transparency, permeability - the strengths and superiority of these films’ range of characteristics are demonstrated in a variety of application fields, from the packaging of fresh produce through to uses such as a polystyrene laminate material and envelope window film.

From boxed lunches and other delicatessen dishes in convenience stores to tray-wrapped meat, fish, processed seafood, mushrooms and the like on supermarket shelves, this polyolefin shrink film enables food to be safely packaged and beautifully presented. We offer high shrink, semi-shrink and stretch types, and the development of over-wrap and pillow shrink grades to fit all types of packaging machines and package contents is underway.

This line-up of high barrier films, matched to the requirements of various applications and machines, includes Barrialon™ SF film for fully-automatic form-fill machines, Barrialon™ UB for laminates and Barrialon™ S for shrink packaging meats.

A high-performance aqueous PVDC (polyvinylidene chloride) emulsion that, on drying, forms a thin film characterized by high barrier to oxygen and other gases and to water vapor, together with outstanding heat- and radiofrequency-seal properties, flame retardance, and oil and chemical resistance.

Applications

Coating

Saran™ fiber is a synthetic fiber with the following characteristics. As pigment is added directly to the raw materials, it has excellent color fastness and is fade resistant. It displays superior chemical resistance. As the raw material is inherently self-extinguishing, addition of flame-retardants is unnecessary. It is used widely in applications such as doll hair, insoles, dishwashing pads, scrubbing brushes and water filtration.

MCC is purified, partially depolymerized cellulose. Used around the world, Ceolus™ and Celphere™ offer superior performance and quality based on advanced particle design, production, and processing technologies at 91探花.

Applications

Pharmaceuticals, foods, industrial materials, cosmetics

A world leader in the production of metal composites by explosion bonding – the controlled application of explosive energy to form an instantaneous bond between metal plates. High-performance clad products in optimum metal combinations and configurations, for overseas and domestic chemical, refinery, and petrochemical industries, LNG tanks and equipment, power plants, and many other fields.

Epoxy and epoxy acrylate bonded anchors with high, stable holding power in concrete, rock, brick, and other materials, for fields of construction and repair ranging from buildings and equipment installation to roads, bridges, docks, and other civil engineering.